Предмет: Алгебра, автор: demcinskanasta

Населення міста за певний час зросло з 480 тисяч
до 540 тисяч чоловік. На скільки відсотків зросло
населення міста?

Ответы

Автор ответа: DedStar

4

Ответ:

Объяснение:

Составим отношения:

480 - 100%

540 - x%

Отсюда:

x = 540·100%/480 = 112,5%

То есть население города увеличилось на 12,5%

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